DSP56303AG100R2 - 100MHz 24-Bit DSP, 144-LQFP | NXP
MPN: DSP56303AG100R2 ✗ پایان تولیدDSP56303AG100R2 نمای کلی
A digital signal processor (DSP) is a specialized microprocessor architecture optimized for the rapid arithmetic operations required by digital filters, codecs, modems, and audio/speech algorithms. Unlike general-purpose CPUs, DSPs feature single-cycle multipliers, dedicated accumulators, and Harvard-style memory architectures that allow simultaneous program and data fetches. The DSP56300 family specifically introduced an object-oriented programming model and aggressive clocking (up to 150 MHz in later siblings) to enable a new generation of wireless, telecommunications, and multimedia products.
Key features of the DSP56303AG100R2 include the 100 MHz core clock, on-chip Host Interface (HI08), two Enhanced Synchronous Serial Interfaces (ESSI), a Serial Communications Interface (SCI), and a 24-bit data path with hardware DO/LOOP hardware accelerators. The 1.8 V core / 3.3 V I/O split-rail design reduces power dissipation while maintaining compatibility with 3.3 V external logic, and the wide operating temperature range supports industrial-grade deployments.
Architecturally, the DSP56303 implements a 24-bit data ALU with a 56-bit accumulator, supporting fractional two's-complement arithmetic natively. The integrated Memory Expansion Area allows external program and data memory to be mapped linearly, simplifying glue-logic design. The peripheral set (ESSI/SCI/HI08/Timer) is accessed through a unified interrupt controller that supports prioritized, vectored interrupts, minimizing ISR latency for real-time control loops.
Typical applications include multi-line voice/data/fax processing, video conferencing endpoints, professional audio processing, general-purpose digital control systems, and embedded modems. The 100 MHz speed grade is well suited to voice-band codecs and basic speech recognition tasks, while remaining within the thermal envelope of a fan-less enclosure.
When designing with this device, allocate PCB real estate for the external memory bus; even with 24 KB on-chip RAM, many telecom workloads require an external SRAM or SDRAM. Decoupling must follow the datasheet recommendations (typically 0.1 µF + bulk per rail) and JTAG boundary-scan access should be brought out for production test.
This page synthesizes distributor stock and lead-time signals, cross-references drop-in alternatives, and supplies practical design notes not found in the bare manufacturer datasheet.
جایگزین‌های drop-in برای DSP56303AG100R2 — همان پکیج، سازگار پین‌به‌پین. قطعات با پکیج متفاوت که نیاز به تغییر PCB دارند مستثنی هستند.
گونه‌ها در این سری
مدل‌های هم‌سری که جایگزین مستقیم هستند برای DSP56303AG100R2 (همان فرم‌فاکتور و فوت‌پرینت) — متفاوت در Package, Serial Interfaces, Timers.
DSP56303AG100
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←DSP56303AG100B
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشده📋 جایگزین مرجع (خارج از کاتالوگ)
DSP56301AG80
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
DSP56302AG100
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشده📋 جایگزین مرجع (خارج از کاتالوگ)
DSP56311AG150
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشده📋 جایگزین مرجع (خارج از کاتالوگ)
DSPB56367AG150
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←DSP56303AG100R2 مشخصات
| Core Architecture | DSP56300 family, 24-bit fixed-point |
| Core Clock Frequency | 100 MHz |
| Instruction Throughput | 100 MIPS |
| Data Path Width | 24-bit ALU with 56-bit accumulator |
| On-Chip Data RAM | 24 KB |
| Bootstrap ROM | 576 B |
| External Memory Expansion | Yes (Program, X-data, Y-data) |
| Host Interface | HI08 (8-bit parallel host port) |
| Serial Interfaces | 2x ESSI, 1x SCI |
| Timers | Triple Timer module |
| Core Supply Voltage | 1.8 V (typical) |
| I/O Supply Voltage | 3.3 V |
| بسته‌بندی | 144-LQFP (20x20 mm) |
| نوع نصب | Surface Mount |
پیکربندی پین DSP56303AG100R2
| پین 1 | VDD — Core 1.8 V supply |
| پین 2 | GND — Ground |
| پین 3 | TA — Transfer Acknowledge (external memory) |
| پین 4 | TEA — Transfer Error Acknowledge |
| پین 5 | BR — Bus Request |
| پین 6 | BG — Bus Grant |
| پین 7 | BB — Bus Busy |
| پین 8 | GND — Ground |
| پین 9 | VDD_IO — I/O 3.3 V supply |
| پین 10 | RESET — Hardware reset (active low) |
| پین 11 | MODA — Mode select A (bootstrap) |
| پین 12 | MODB — Mode select B (bootstrap) |
| پین 13 | MODC — Mode select C (bootstrap) |
| پین 14 | MODD — Mode select D (bootstrap) |
| پین 15 | TCK — JTAG Test Clock |
| پین 16 | TMS — JTAG Test Mode Select |
| پین 17 | TDI — JTAG Test Data In |
| پین 18 | TDO — JTAG Test Data Out |
| پین 19 | TRST — JTAG Test Reset (active low) |
| پین 20 | DE — Debug Event |
| پین 21 | GND — Ground |
| پین 22 | VDD — Core 1.8 V supply |
| پین 23 | H0 — Host Interface data bit 0 |
| پین 24 | H1 — Host Interface data bit 1 |
| پین 25 | H2 — Host Interface data bit 2 |
| پین 26 | H3 — Host Interface data bit 3 |
| پین 27 | H4 — Host Interface data bit 4 |
| پین 28 | H5 — Host Interface data bit 5 |
| پین 29 | H6 — Host Interface data bit 6 |
| پین 30 | H7 — Host Interface data bit 7 |
| پین 31 | HR/W — Host Read/Write |
| پین 32 | HEN — Host Enable (active low) |
| پین 33 | HREQ — Host Request |
| پین 34 | HACK — Host Acknowledge (active low) |
| پین 35 | GND — Ground |
| پین 36 | VDD_IO — I/O 3.3 V supply |
| پین 37 | SC0 — ESSI0 Serial Control 0 |
| پین 38 | SCK0 — ESSI0 Serial Clock 0 |
| پین 39 | SRD0 — ESSI0 Serial Receive Data 0 |
| پین 40 | STD0 — ESSI0 Serial Transmit Data 0 |
| پین 41 | SC1 — ESSI1 Serial Control 1 |
| پین 42 | SCK1 — ESSI1 Serial Clock 1 |
| پین 43 | SRD1 — ESSI1 Serial Receive Data 1 |
| پین 44 | STD1 — ESSI1 Serial Transmit Data 1 |
| پین 45 | SCLK — SCI Serial Clock |
| پین 46 | TXD — SCI Transmit Data |
| پین 47 | RXD — SCI Receive Data |
| پین 48 | GND — Ground |
| پین 49 | TIO0 — Timer 0 I/O |
| پین 50 | TIO1 — Timer 1 I/O |
| پین 51 | TIO2 — Timer 2 I/O |
| پین 52 | VDD — Core 1.8 V supply |
| پین 53 | GND — Ground |
| پین 54 | A0 — Address bus bit 0 |
| پین 55 | A1 — Address bus bit 1 |
| پین 56 | A2 — Address bus bit 2 |
| پین 57 | A3 — Address bus bit 3 |
| پین 58 | A4 — Address bus bit 4 |
| پین 59 | A5 — Address bus bit 5 |
| پین 60 | A6 — Address bus bit 6 |
| پین 61 | A7 — Address bus bit 7 |
| پین 62 | A8 — Address bus bit 8 |
| پین 63 | A9 — Address bus bit 9 |
| پین 64 | A10 — Address bus bit 10 |
| پین 65 | A11 — Address bus bit 11 |
| پین 66 | A12 — Address bus bit 12 |
| پین 67 | A13 — Address bus bit 13 |
| پین 68 | A14 — Address bus bit 14 |
| پین 69 | A15 — Address bus bit 15 |
| پین 70 | A16 — Address bus bit 16 |
| پین 71 | A17 — Address bus bit 17 |
| پین 72 | A18 — Address bus bit 18 |
| پین 73 | A19 — Address bus bit 19 |
| پین 74 | VDD_IO — I/O 3.3 V supply |
| پین 75 | GND — Ground |
| پین 76 | PAB0 — Program Address Bus bit 0 / shared |
| پین 77 | PAB1 — Program Address Bus bit 1 / shared |
| پین 78 | PAB2 — Program Address Bus bit 2 / shared |
| پین 79 | PDB0 — Program Data Bus bit 0 |
| پین 80 | PDB1 — Program Data Bus bit 1 |
| پین 81 | PDB2 — Program Data Bus bit 2 |
| پین 82 | PDB3 — Program Data Bus bit 3 |
| پین 83 | PDB4 — Program Data Bus bit 4 |
| پین 84 | PDB5 — Program Data Bus bit 5 |
| پین 85 | PDB6 — Program Data Bus bit 6 |
| پین 86 | PDB7 — Program Data Bus bit 7 |
| پین 87 | PDB8 — Program Data Bus bit 8 |
| پین 88 | PDB9 — Program Data Bus bit 9 |
| پین 89 | PDB10 — Program Data Bus bit 10 |
| پین 90 | PDB11 — Program Data Bus bit 11 |
| پین 91 | PDB12 — Program Data Bus bit 12 |
| پین 92 | PDB13 — Program Data Bus bit 13 |
| پین 93 | PDB14 — Program Data Bus bit 14 |
| پین 94 | PDB15 — Program Data Bus bit 15 |
| پین 95 | PDB16 — Program Data Bus bit 16 |
| پین 96 | PDB17 — Program Data Bus bit 17 |
| پین 97 | PDB18 — Program Data Bus bit 18 |
| پین 98 | PDB19 — Program Data Bus bit 19 |
| پین 99 | PDB20 — Program Data Bus bit 20 |
| پین 100 | PDB21 — Program Data Bus bit 21 |
| پین 101 | PDB22 — Program Data Bus bit 22 |
| پین 102 | PDB23 — Program Data Bus bit 23 |
| پین 103 | GND — Ground |
| پین 104 | VDD — Core 1.8 V supply |
| پین 105 | GDB0 — Global/X Data Bus bit 0 |
| پین 106 | GDB1 — Global/X Data Bus bit 1 |
| پین 107 | GDB2 — Global/X Data Bus bit 2 |
| پین 108 | GDB3 — Global/X Data Bus bit 3 |
| پین 109 | GDB4 — Global/X Data Bus bit 4 |
| پین 110 | GDB5 — Global/X Data Bus bit 5 |
| پین 111 | GDB6 — Global/X Data Bus bit 6 |
| پین 112 | GDB7 — Global/X Data Bus bit 7 |
| پین 113 | GDB8 — Global/X Data Bus bit 8 |
| پین 114 | GDB9 — Global/X Data Bus bit 9 |
| پین 115 | GDB10 — Global/X Data Bus bit 10 |
| پین 116 | GDB11 — Global/X Data Bus bit 11 |
| پین 117 | GDB12 — Global/X Data Bus bit 12 |
| پین 118 | GDB13 — Global/X Data Bus bit 13 |
| پین 119 | GDB14 — Global/X Data Bus bit 14 |
| پین 120 | GDB15 — Global/X Data Bus bit 15 |
| پین 121 | GDB16 — Global/X Data Bus bit 16 |
| پین 122 | GDB17 — Global/X Data Bus bit 17 |
| پین 123 | GDB18 — Global/X Data Bus bit 18 |
| پین 124 | GDB19 — Global/X Data Bus bit 19 |
| پین 125 | GDB20 — Global/X Data Bus bit 20 |
| پین 126 | GDB21 — Global/X Data Bus bit 21 |
| پین 127 | GDB22 — Global/X Data Bus bit 22 |
| پین 128 | GDB23 — Global/X Data Bus bit 23 |
| پین 129 | VDD_IO — I/O 3.3 V supply |
| پین 130 | GND — Ground |
| پین 131 | RD — Read strobe |
| پین 132 | WR — Write strobe |
| پین 133 | PS — Program Space select |
| پین 134 | DS — Data Space select |
| پین 135 | X/Y — X/Y memory space select |
| پین 136 | AA — Address Acknowledge |
| پین 137 | A20 — Address bus bit 20 |
| پین 138 | A21 — Address bus bit 21 |
| پین 139 | A22 — Address bus bit 22 |
| پین 140 | A23 — Address bus bit 23 |
| پین 141 | CAS — SDRAM Column Address Strobe |
| پین 142 | RAS — SDRAM Row Address Strobe |
| پین 143 | VDD — Core 1.8 V supply |
| پین 144 | GND — Ground |
کاربردهای معمول
DSP56303AG100R2 مناسب است برای 6 کاربردs: Multi-Line Voice/Data/Fax Processing, Video Conferencing Endpoint, Professional Audio Processing, Industrial Digital Control Systems, Embedded Modem and Wireline Transceiver, General-Purpose Embedded DSP Platform.
Multi-Line Voice/Data/Fax Processing
The DSP56303AG100R2's 100 MIPS budget, 24-bit ALU and dual ESSI ports make it a strong fit for multi-line voice/fax platforms. Each DSP56303 instance can comfortably run 2-4 channels of G.711/G.729 codec, echo cancellation, and DTMF detection concurrently within thermal envelope. The HI08 host port glues cleanly into an external host CPU or MPC860-style communications processor, allowing shared memory-based signaling. Compared with a generic MCU, the hardware DO/LOOP and bit-field instructions accelerate inner DSP loops by 5-10x, reducing BOM cost by eliminating external accelerators.
پیشنهادی
Video Conferencing Endpoint
For H.320/H.323 video conferencing endpoints, the DSP56303AG100R2 handles audio pre-processing (AGC, noise reduction, acoustic echo cancellation) plus multiplexing of voice and data channels. Its 100 MHz speed grade processes stereo 16 kHz audio at full algorithmic headroom, while the dual ESSI ports accept frame-aligned audio from a companion video codec ASIC. The 1.8 V core / 3.3 V I/O split-rail design simplifies integration with 3.3 V video peripherals, and the 24 KB on-chip RAM holds per-channel buffers without external SRAM.
پیشنهادی
Professional Audio Processing
Studio audio gear, multi-effects processors and digital mixers benefit from the DSP56303AG100R2's deterministic 100 MIPS throughput and 24-bit data path. Each instance runs parametric EQ, dynamics, and reverb algorithms for 4-8 audio channels at 48 kHz with headroom to spare. The 56-bit accumulator eliminates intermediate-word-growth concerns common in IIR filter cascades, while the 24-bit I/O preserves dynamic range beyond 16-bit CD quality. The SCI port connects to front-panel control MCUs for preset recall, simplifying external DSP chains.
پیشنهادی
Industrial Digital Control Systems
In servo drives, motor controllers and power-converter feedback loops, the DSP56303AG100R2's deterministic single-cycle multiply-accumulate and triple-timer module deliver real-time control bandwidth. The 100 MIPS budget supports field-oriented control (FOC) for 1-2 PMSM axes at 20 kHz PWM rates with current-loop closures under 5 µs. The HI08 host port accepts commands from an industrial MCU, and the ESSI ports interface to digital Hall/encoder sensors without external glue. The wide operating temperature supports factory-floor deployment.
پیشنهادی
Embedded Modem and Wireline Transceiver
The DSP56303AG100R2 implements V.90/V.92 soft-modem, ADSL front-end, and proprietary wireline codecs using its 100 MIPS and 24-bit signal integrity. The dual ESSI ports accept 16-bit sigma-delta ADC streams directly, while the SCI port manages handshake with the host CPU. The 24 KB on-chip RAM holds symbol tables and convolution buffers, eliminating the need for external SRAM in many designs. The 1.8 V core voltage keeps total power dissipation under 0.5 W typical, suitable for compact CPE enclosures.
پیشنهادی
General-Purpose Embedded DSP Platform
For custom signal-processing, instrumentation, and educational designs, the DSP56303AG100R2 offers a stable 100 MIPS platform with mature GNU and Tasking toolchains. The HI08 host port plus dual ESSI/SCI gives flexible host/sensor connectivity, and the JTAG port simplifies in-circuit debug. The 24 KB on-chip RAM suits prototype filter designs, and the external memory expansion bus accommodates cost-down to external SDRAM as designs scale. NXP's DSP56300 SDK provides reference filters, FFT kernels, and codec libraries to accelerate development.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای DSP56303AG100R2 — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | DSP56303AG100 | DSP56301AG80 | DSPB56367AG150 |
|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 144-LQFP (20x20 mm) | 144-LQFP (20x20 mm) - same | 144-LQFP (20x20 mm) - same | 144-LQFP (20x20 mm) - same |
| Core Clock | 100 MHz | 100 MHz | 80 MHz (-20%) | 150 MHz (+50%) |
| Throughput | 100 MIPS | 100 MIPS | 80 MIPS | 150 MIPS |
| Host Interface | HI08 (8-bit) | HI08 (8-bit) | HI08 (8-bit) | HI08 (8-bit) + enhanced DMA |
| Serial Interfaces | 2x ESSI + 1x SCI | 2x ESSI + 1x SCI | 2x ESSI + 1x SCI | 2x ESSI + 1x SCI + extended peripherals |
| Timers | Triple Timer | Triple Timer | Dual Timer | Triple Timer + enhanced |
| Lifecycle Status | NRND | NRND | NRND | Active |
تفاوت‌های کلیدی
- Industry-standard 100 MIPS DSP56300 family with mature Toolchain (در مقابلDSP56301AG80)
- Active 150 MHz upgrade path within the same footprint (در مقابلDSPB56367AG150)
- Split 1.8 V/3.3 V supply reduces power dissipation (در مقابلTMS320C55x (TI))
یادداشت‌های طراحی
The DSP56303AG100R2 uses a split-rail supply: 1.8 V for internal core logic and 3.3 V for I/O pads. Both rails must be brought up simultaneously (or core first then I/O) per datasheet power-sequencing requirements. Estimated: at 100 MHz with all peripherals active, the core draws about 150-180 mA from the 1.8 V rail; I/O current depends on switching frequency. Place 0.1 µF ceramic decoupling within 5 mm of each VDD pin and a 10 µF bulk capacitor per supply rail.
Route the 24-bit program/data buses (PDB0-23, GDB0-23) with matched trace lengths (±1 cm) and 50 Ω characteristic impedance to avoid timing skew on the external memory bus. Keep address and data traces on inner layers with continuous ground reference planes. Place external SRAM/SDRAM within 5 cm of the DSP to minimize bus loading. The MODA/MODB/MODC/MODD bootstrap-mode pins require 10 kΩ pull-ups to VDD_IO for normal operation.
The 144-LQFP package has no exposed thermal pad, so dissipation is limited to about 1 W continuous without airflow. Estimated: at full 100 MIPS activity the junction temperature rise is roughly 25-30 °C above ambient on a standard 4-layer JEDEC PCB, which keeps the part within commercial-grade limits. For industrial-temperature deployments, derate clock speed or provide 100 LFM airflow.
ESSI/SCI lines are 3.3 V CMOS with relatively weak drive strength (4-8 mA typical). Series-terminate long traces (>5 cm) with 33 Ω resistors to dampen reflections. The JTAG chain (TCK/TDI/TMS/TRST) must be buffered for boards with multiple scan devices; ensure TRST has a 10 kΩ pull-up and a 1 nF cap to ground for clean reset on power-up.
Do not confuse the DSP56301 (which uses a 144-LQFP but lacks the third timer) with the DSP56303. Always check the silicon revision by reading the JTAG IDCODE register at reset. Also, the MODx bootstrap pins are sampled only at RESET de-assertion; pull-ups must be stable before RESET goes high. Finally, the HI08 host port requires the host CPU to drive HR/W and HEN during accesses - leaving these floating causes bus contention on the host interface.
اطلاعات انطباق
RoHS/REACH status not confirmed from the verified web data; lead-free per NXP legacy DSP56300 family convention. AEC-Q100 not applicable - not an automotive-qualified part.
